74 CHRYSANTHEMUMS 



about one half an ounce) to two gallons 

 of water. 



NITRATE OF POTASH 



For supplying the plants with potash, this, 

 commonly known as saltpetre, is the best 

 of all materials that can be used for the 

 purpose. It is quite expensive, but, when 

 small quantities are needed and it is used 

 as economically as possible, is the most 

 satisfactory of all the forms of potash. It 

 also contains considerable nitrogen, and may 

 be used in the same manner and the same 

 proportions as nitrate of soda. The plants 

 should by all means have a week of water- 

 ing with this food early in the feeding season. 



SULPHATE OF AMMONIA 



This fertilizer contains a greater amount 

 of nitrogen than any other. It is slower 

 in action than nitrate of soda. It is also 

 somewhat heavier, but may be used in the 

 same proportion by weight. 



COMPLETE CHEMICAL FERTILIZERS 



These may be used if their strength and 

 character are understood. There are in- 



